1979 KENWORTH COE SERIES Recalls (2)

Campaign:: 80V075000 on 07/28/1980
Component:: Steering:linkages
Manufactured:: 03/31/1978 - 04/30/1979
Affected:: 3,050
Defect:: Steering arms on involved vehicles, identified by the heat code "e14", may have received improper heat treatment. this condition could cause the steering arm to crack or break.
Correction:: Dealer will replace all steering arms identified by the "e14" heat code without charge to owner.
Notes:: **this campaign is superceded by nhtsa campaign number 81v098000.**vehicle description: trucks equipped with rockwell steering arms.system: steering; steering arms.consequences of defect: a cracked or broken steering arm would cause loss ofsteering control without prior warning and could cause an accident.
Campaign:: 86V119000 on 08/26/1986
Component:: Suspension:front:hub
Manufactured:: 08/31/1975 - 06/30/1980
Affected:: 4,300
Defect:: Front aluminum steering axle hubs were incorrectly heated during stud and bearing cup pressing operations. consequence of defect: due to the incorrect heat treatment the hubs may crack and fail under certain operating conditions. failure could result in loss of wheel and vehicle crash.
Correction:: All recalled hubs will be inspected and tested for hardness specifications. if they fail to meet the requirements, they will be replaced.
Notes:: System: steering/front axle hub.vehicle description: truck/ tractor.